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AD7886

Analog Devices
Part Number AD7886
Manufacturer Analog Devices
Description LC2MOS 12-Bit/ 750 kHz/1 MHz/ Sampling ADC
Published Mar 23, 2005
Detailed Description a FEATURES 750 kHz/1 MHz Throughput Rate 1 ␮ s/750 ns Conversion Time 12-Bit No Missed Codes Over Temperature 67 dB SNR ...
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AD7886
AD7886


Overview
a FEATURES 750 kHz/1 MHz Throughput Rate 1 ␮ s/750 ns Conversion Time 12-Bit No Missed Codes Over Temperature 67 dB SNR at 100 kHz Input Frequency Low Power—250 mW typ Fast Bus Access Time—57 ns max APPLICATIONS Digital Signal Processing Speech Recognition and Synthesis Spectrum Analysis DSP Servo Control LC2MOS 12-Bit, 750 kHz/1 MHz, Sampling ADC AD7886 FUNCTIONAL BLOCK DIAGRAM VDD R3 VIN1 10k R4 VIN2 10k +5REF R1 9k SUM R2 6.
3k VREF 4096 RESISTOR DAC AGND – + T/H 3.
5k R5 CLOCK OSCILLATOR AND TIMER CONTROL TIMER BUSY CS RD CONVST 4-BIT LATCH 15 COMPARATORS AND 4-BIT FLASH LOGIC DB11 4-BIT LATCH THREE STATE OUTPUTS DB0 4-BIT LATCH SEGMENT SELECT AD7886 VSS DGND GENERAL DESCRIPTION The ...



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